[develop/features]

- Added sample 1, transfer data through functions
	new file:   Sample/CPP/.gitignore
	new file:   Sample/CPP/Sample1.cpp
	new file:   Sample/Makefile
[develop/features]

- New sample added into Sample
	modified:   Sample/Makefile
	renamed:    Sample/CPP/.gitignore -> Sample/PassValue/.gitignore
	renamed:    Sample/CPP/Sample1.cpp -> Sample/PassValue/Sample1.cpp
[develop/features]

- Eigen had be added in this toolkits as a toolbox
- Eigen's manual had be added in this repository for quick reference
[master]

- Merge branch 'develop/features'
- Eigen is a matrix toolkit for C/CPP, now is available for use